The Tiber is an Italian river that flows through Rome.

Tiber may also refer to:

Places Tiber Island, the island in the Tiber River in Rome Tiber Creek, the tributary of the Potomac River in Washington, D.C. Mad River (Ohio), the stream in Ohio also known as Tiber River Tiber Dam, the dam on the Marias River in Montana Lake Elwell, the lake in Montana also known as Tiber Reservoir Tiber Rocks, the group of rocks off the west coast of Graham Land Tiber Oil Field, the deepwater offshore oil field located in the Gulf of Mexico Tiber station, the light rail station in Sacramento, California

Science TIBER (Threat Intelligence Based Ethical Red Teaming), a computer security standard Tiber Valley Project, the project conducted by the British School in Rome

Arts Tiber Apollo, the marble sculpture of Apollo recovered from the Tiber River River Tiber (musician), the Canadian R&B singer Tiber Saxon, a character in the animated series Star Wars Rebels

See also Tver, city in Russia Il Tevere, daily Italian Fascist newspaper (1924–1943)